American Optical Skymaster Round 40s featuring a double bridge and

featuring a double bridge and a three tier join to the broad temple side

The temporal sides have the Carrera signature but the biggest feature is that of the Vario side

the Carrera signature can be seen on a gold background

What makes this frame truly special is the delicate floral fabric layered within the acetate itself—a distinctive manufacturing technique that became the height of fashion in the 1980s

American Optical Skymaster Round 40s featuring a double bridge andDescription Measurements New old stock American Optical Skymaster round vintage sunglasses in gold metal. This really does provide the John Lennon look. It was in 1938 that the Army Air Corps in the USA needed a sunglass that would provide comfort, quality optics and protect pilots from blinding glare. Skymaster sunglasses met the test. This round frame features mid set temporal sides. The lenses are grey in colour, made of glass and have 100% UV